## Shared Events

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This program calculates the probability of at least two people in a group sharing the same event. It can be used to calculate the answer to the classic Birthday Problem and much more...

Number of people:Number of days, months or years etc:

Number of pairings:

No-match probability:

Match probability:

### Using the program

If you were solving the problem of:

*'In a group of 30 people, what is the probability of at least two people sharing the same birthday?'*,

you would enter 30 in the top box and 365 in the bottom box.